PHP Arrays What will be the output of the following PHP code ?$age = array("Harry" => "21", "Ron" => "23","Malfoy" => "21");array_change_key_case($age, CASE_UPPER);array_pop($age);print_r($age); Array ( [HARRY] => 21 [RON] => 23 ) Array ( [Harry] => 21 [Ron] => 23 [Malfoy] => 21 ) Array ( [Harry] => 21 [Ron] => 23 ) Array ( [HARRY] => 21 [RON] => 23 [MALFOY] => 21 ) Array ( [HARRY] => 21 [RON] => 23 ) Array ( [Harry] => 21 [Ron] => 23 [Malfoy] => 21 ) Array ( [Harry] => 21 [Ron] => 23 ) Array ( [HARRY] => 21 [RON] => 23 [MALFOY] => 21 ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays Which function will return true if a variable is an array or false if it is not? this_array() is_array() do_array() in_array() this_array() is_array() do_array() in_array() ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$fruits = array ("mango", "apple", "pear", "peach");$fruits = array_flip($fruits);echo ($fruits[0]); 0 error peach mango 0 error peach mango ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$a1 = array("a" => "red", "b" => "green", "c" => "blue", "d" => "yellow");$a2 = array("e" => "red", "f" => "green", "g" => "blue", "h" => "orange");$a3 = array("i" => "orange");$a4 = array_combine($a2, $a3);$result = array_diff($a4, $a2);print_r($result); Array ( [i] => orange ) Array ( [d] => yellow ) Array ( [h] => orange ) Array ( [d] => yellow [h] => orange ) Array ( [i] => orange ) Array ( [d] => yellow ) Array ( [h] => orange ) Array ( [d] => yellow [h] => orange ) ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code ?$a = array(12, 5, 2);echo(array_product($a)); 010 060 024 120 010 060 024 120 ANSWER DOWNLOAD EXAMIANS APP
PHP Arrays What will be the output of the following PHP code?$face = array ("A", "J", "Q", "K");$number = array ("2","3","4", "5", "6", "7", "8", "9", "10");$cards = array_merge ($face, $number);print_r ($cards); Error Array ( [0] => A [1] => 2 [2] => J [3] => 3 [4] => Q [5] => 4 [6] => K [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 ) Array ( [0] => 2 [1] => 3 [2] => 4 [3] => 5 [4] => 6 [5] => 7 [6] => 8 [7] => 9 [8] => 10 [9] => A [10] => J [11] => Q [12] => K ) Array ( [0] => A [1] => J [2] => Q [3] => K [4] => 2 [5] => 3 [6] => 4 [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 ) Error Array ( [0] => A [1] => 2 [2] => J [3] => 3 [4] => Q [5] => 4 [6] => K [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 ) Array ( [0] => 2 [1] => 3 [2] => 4 [3] => 5 [4] => 6 [5] => 7 [6] => 8 [7] => 9 [8] => 10 [9] => A [10] => J [11] => Q [12] => K ) Array ( [0] => A [1] => J [2] => Q [3] => K [4] => 2 [5] => 3 [6] => 4 [7] => 5 [8] => 6 [9] => 7 [10] => 8 [11] => 9 [12] => 10 ) ANSWER DOWNLOAD EXAMIANS APP
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